1At what measurement of scale ie nominal interval ratio and

1.At what measurement of scale i.e nominal, interval, ratio and ordinal are sex, smoking frequency, age and age category are measured? Analyze each variable

2. Are all three measures of central tendency relevant for the sex, smoking frequency ,age and age category. Analyze the variable and motivate.

3.Are measures of variability relevant for all four variables? Analyze each variable.

4.Are there missing data? If so, how many, and for which variables?

Sex

Smoking frequency

Age

Age category

N

Valid

32374

14416

32374

32374

Missing

0

17958

0

0

Mean

1,57

2,07

46,36

2,57

Median

2,00

2,00

44,00

2,00

Mode

2

3

38

2

Std. Deviation

,495

,947

17,866

,918

Variance

,245

,897

319,211

,842

Range

1

2

67

3

Minimum

1

1

18

1

Maximum

2

3

85

4

	Sex	Smoking frequency	Age	Age category
N	Valid	32374	14416	32374	32374
Missing	0	17958	0	0
Mean	1,57	2,07	46,36	2,57
Median	2,00	2,00	44,00	2,00
Mode	2	3	38	2
Std. Deviation	,495	,947	17,866	,918
Variance	,245	,897	319,211	,842
Range	1	2	67	3
Minimum	1	1	18	1
Maximum	2	3	85	4

Solution